slipping

动词 slip:

1. move stealthily
   同义词：steal, slip
2. insert inconspicuously or quickly or quietly
   同义词：slip
3. move obliquely or sideways, usually in an uncontrolled manner
   同义词：skid, slip, slue, slew, slide
4. get worse
   同义词：slip, drop off, drop away, fall away
5. move smoothly and easily
   同义词：slip
6. to make a mistake or be incorrect
   同义词：err, mistake, slip
7. pass on stealthily
   同义词：slip, sneak
8. pass out of one's memory
   同义词：slip, slip one's mind
9. move out of position
   同义词：dislocate, luxate, splay, slip

形容词 slipping:

1. moving as on a slippery surface
   同义词：slithering

1. He held on (to the rock) to stop himself slipping.
   他紧紧抓住(岩石)以免自己往下滑。
2. The straps keep slipping off (my shoulders).
   吊带老是(从我肩上)滑下来。
3. I've forgotten your name again I must be slipping.
   我又把你的名字给忘了--我肯定是不行了。
4. The van slipped (a few feet) down the embankment.
   那客货车沿堤坝向下滑动了(几英尺).
5. She stuck a pin in, to prevent the paper from slipping.
   她插上一根大头针，防止纸滑动。